Hallett has exhibited across South Africa, Europe, and the U.S. in a career that spans over fifty years. His works are included in several permanent collections, including the Scomburg Centre for research in Black Culture at the New York Public Library and the South African National Gallery. Several books on George Hallett’s work have been published since the 1980s, including, among others, Portraits of African Writers (2006), Images of Change (1995), and African Writers Portfolio (1981).